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Christian Junginger

Senior Data Scientist

About me

Christian is a Master of Science in Mathematics and Statistics. For the last five years, he has worked for OTTO, where he optimized and automated business processes through data - especially auctionbased advertising markets are his passion. Ranging from "the right content for ad banners" to "the optimal budget allocation of the entire online marketing", Christians mission is to use Ottos Data thoroughly and creatively on all levels.

My articles

  • Autor Christian
    Christian, Konstantinos
    April 04, 2023

    Return-rate forecasting with survival analysis

    Especially in OTTO's retail business, accurately forecasting return rates and their fluctuations plays a major role in minimising unnecessary costs. In large-goods deliveries (fridges, sofas etc.) every single return results in very significant costs.
    Data scienceWorking methods
    view more
  • Autor Christian
    Christian
    December 16, 2020

    BI-COMPASS – #3 Bid optimisation

    In our last post we looked at how we use a sequential algorithm to achieve optimal user-campaign assignment. But this only gets us halfway to good campaign performance; the key is the bidding strategy.
    Development
    view more
  • Autor Christian
    Christian
    December 09, 2020

    BI-COMPASS – #2 KPI Forecasts & Assignment

    We want to address the following problem: an advertising partner wants to show its campaigns to the most suitable users possible, for instance to optimize click rates or increase reach.Since we have a large number of campaigns and advertising partners but can naturally fill an advertising space for a user just once. In the article, we'll provide solutions.
    Development
    view more
  • Autor Christian
    Christian
    December 02, 2020

    OTTO Display Network & COMPASS – #1 Market Modelling

    For some time now, OTTO has relied on an in-house developed programmatic stack, the OTTO Display Network (ODiN). Through the correct application of data science, the implementation of campaign selection and the bidding service can be automated to a high degree. The following blog post is intended to provide a small insight into this implementation – the product we call COMPASS.
    Development
    view more

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